This is a very common and good question. Have you done the BA Profile Quiz yet? It is free and helps you determine your career path. http://business-analysis-excellence.com/quiz/
You can also read our article on BA Career Paths: http://ezinearticles.com/?The-Sky-Is-the-Limit---The-Top-5-Career-Paths-for-a-Business-Analyst&id=8194661
Good luck and I am sure this will give you great alternative ideas to PM to do with your career!
Esta
I've done Consulting for 30+ years and a Rounded, Jack-Of-All-Trades has kept me employed ... from programming to Project Management (PMP) ... able to work in any area of the Project Life Cycle as needed.
Different activities might be boring sometimes ... but it depends on what you can offer a company to get hired or advance.
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